<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<style type="text/css">
			div.clsg{
				width: 500px;
				height: 500px;
				background: #FF9000;
			}
			
			div.clsf{
				position: absolute;
				width: 300px;
				height: 300px;
				background: #FF4000;
				left: 520px;
				top: 100px;
			}
			
			div.clss{
				position: absolute;
				width: 100px;
				height: 100px;
				background: #0000FF;
				left: 320px;
				top: 100px;
			}
		</style>
	</head>
	<body>
		<div class="clsg">
			<div class="clsf">
				<div class="clss"></div>
			</div>
		</div>
		<br />
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		<br />
		<a href="#" id="aid">taobao</a>
		<script type="application/javascript" src="js/controller15-4.js"></script>
	</body>
</html>
